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<h1 class="epydoc">Source Code for <a href="ProvCon.func.variables-module.html">Module ProvCon.func.variables</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno">  1</tt>  <tt class="py-line"><tt class="py-comment">#$Id: variables.py 63 2008-12-24 13:02:17Z wroniasty $</tt> </tt>
<a name="L2"></a><tt class="py-lineno">  2</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">exceptions</tt> </tt>
<a name="L3"></a><tt class="py-lineno">  3</tt>  <tt class="py-line"> </tt>
<a name="L4"></a><tt class="py-lineno">  4</tt>  <tt class="py-line"><tt id="link-0" class="py-name" targets="Variable ProvCon.dbui.abstractui.fields.__revision__=ProvCon.dbui.abstractui.fields-module.html#__revision__,Variable ProvCon.dbui.abstractui.forms.__revision__=ProvCon.dbui.abstractui.forms-module.html#__revision__,Variable ProvCon.dbui.abstractui.navigators.__revision__=ProvCon.dbui.abstractui.navigators-module.html#__revision__,Variable ProvCon.dbui.abstractui.recordlists.__revision__=ProvCon.dbui.abstractui.recordlists-module.html#__revision__,Variable ProvCon.dbui.meta.field.__revision__=ProvCon.dbui.meta.field-module.html#__revision__,Variable ProvCon.dbui.orm.form.__revision__=ProvCon.dbui.orm.form-module.html#__revision__,Variable ProvCon.dbui.orm.record.__revision__=ProvCon.dbui.orm.record-module.html#__revision__,Variable ProvCon.dbui.orm.recordlist.__revision__=ProvCon.dbui.orm.recordlist-module.html#__revision__,Variable ProvCon.dbui.wxwin.complete.__revision__=ProvCon.dbui.wxwin.complete-module.html#__revision__,Variable ProvCon.dbui.wxwin.forms.__revision__=ProvCon.dbui.wxwin.forms-module.html#__revision__,Variable ProvCon.func.decorators.__revision__=ProvCon.func.decorators-module.html#__revision__,Variable ProvCon.func.functions.__revision__=ProvCon.func.functions-module.html#__revision__,Variable ProvCon.func.variables.__revision__=ProvCon.func.variables-module.html#__revision__"><a title="ProvCon.dbui.abstractui.fields.__revision__
ProvCon.dbui.abstractui.forms.__revision__
ProvCon.dbui.abstractui.navigators.__revision__
ProvCon.dbui.abstractui.recordlists.__revision__
ProvCon.dbui.meta.field.__revision__
ProvCon.dbui.orm.form.__revision__
ProvCon.dbui.orm.record.__revision__
ProvCon.dbui.orm.recordlist.__revision__
ProvCon.dbui.wxwin.complete.__revision__
ProvCon.dbui.wxwin.forms.__revision__
ProvCon.func.decorators.__revision__
ProvCon.func.functions.__revision__
ProvCon.func.variables.__revision__" class="py-name" href="#" onclick="return doclink('link-0', '__revision__', 'link-0');">__revision__</a></tt> <tt class="py-op">=</tt> <tt class="py-string">"$Revision: 63 $"</tt> </tt>
<a name="L5"></a><tt class="py-lineno">  5</tt>  <tt class="py-line"> </tt>
<a name="L6"></a><tt class="py-lineno">  6</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-1" class="py-name" targets="Module ProvCon.func.decorators=ProvCon.func.decorators-module.html"><a title="ProvCon.func.decorators" class="py-name" href="#" onclick="return doclink('link-1', 'decorators', 'link-1');">decorators</a></tt> <tt class="py-keyword">import</tt> <tt id="link-2" class="py-name" targets="Function ProvCon.func.decorators.singleentry()=ProvCon.func.decorators-module.html#singleentry"><a title="ProvCon.func.decorators.singleentry" class="py-name" href="#" onclick="return doclink('link-2', 'singleentry', 'link-2');">singleentry</a></tt><tt class="py-op">,</tt> <tt id="link-3" class="py-name" targets="Function ProvCon.func.decorators.singleentryfallback()=ProvCon.func.decorators-module.html#singleentryfallback"><a title="ProvCon.func.decorators.singleentryfallback" class="py-name" href="#" onclick="return doclink('link-3', 'singleentryfallback', 'link-3');">singleentryfallback</a></tt> </tt>
<a name="L7"></a><tt class="py-lineno">  7</tt>  <tt class="py-line"> </tt>
<a name="VariableError"></a><div id="VariableError-def"><a name="L8"></a><tt class="py-lineno">  8</tt> <a class="py-toggle" href="#" id="VariableError-toggle" onclick="return toggle('VariableError');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="ProvCon.func.variables.VariableError-class.html">VariableError</a><tt class="py-op">(</tt><tt class="py-base-class">exceptions</tt><tt class="py-op">.</tt><tt class="py-base-class">BaseException</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="VariableError-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="VariableError-expanded"><a name="L9"></a><tt class="py-lineno">  9</tt>  <tt class="py-line">    <tt class="py-keyword">pass</tt> </tt>
</div><a name="L10"></a><tt class="py-lineno"> 10</tt>  <tt class="py-line"> </tt>
<a name="VariableCancel"></a><div id="VariableCancel-def"><a name="L11"></a><tt class="py-lineno"> 11</tt> <a class="py-toggle" href="#" id="VariableCancel-toggle" onclick="return toggle('VariableCancel');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="ProvCon.func.variables.VariableCancel-class.html">VariableCancel</a><tt class="py-op">(</tt><tt class="py-base-class">VariableError</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="VariableCancel-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="VariableCancel-expanded"><a name="L12"></a><tt class="py-lineno"> 12</tt>  <tt class="py-line">    <tt class="py-keyword">pass</tt> </tt>
</div><a name="L13"></a><tt class="py-lineno"> 13</tt>  <tt class="py-line"> </tt>
<a name="TracedVariable"></a><div id="TracedVariable-def"><a name="L14"></a><tt class="py-lineno"> 14</tt> <a class="py-toggle" href="#" id="TracedVariable-toggle" onclick="return toggle('TracedVariable');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html">TracedVariable</a><tt class="py-op">(</tt><tt class="py-base-class">object</tt><tt class="py-op">)</tt><tt class="py-op">:</tt>     </tt>
</div><a name="L15"></a><tt class="py-lineno"> 15</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L16"></a><tt class="py-lineno"> 16</tt>  <tt class="py-line"><tt class="py-docstring">    TracedVariables are simple pythonic values which support tracing all changes in their values</tt> </tt>
<a name="L17"></a><tt class="py-lineno"> 17</tt>  <tt class="py-line"><tt class="py-docstring">    via callback functions. </tt> </tt>
<a name="L18"></a><tt class="py-lineno"> 18</tt>  <tt class="py-line"><tt class="py-docstring">    The API resembles that of traced variables used in Tcl/Tk.</tt> </tt>
<a name="L19"></a><tt class="py-lineno"> 19</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L20"></a><tt class="py-lineno"> 20</tt>  <tt class="py-line"><tt class="py-docstring">    To define a variable you have to create a TracedVariable object:</tt> </tt>
<a name="L21"></a><tt class="py-lineno"> 21</tt>  <tt class="py-line"><tt class="py-docstring">       &gt;&gt;&gt; v = TracedVariable ( [name=varname:string]  )</tt> </tt>
<a name="L22"></a><tt class="py-lineno"> 22</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L23"></a><tt class="py-lineno"> 23</tt>  <tt class="py-line"><tt class="py-docstring">    to set or retrieve the current variable value use:</tt> </tt>
<a name="L24"></a><tt class="py-lineno"> 24</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L25"></a><tt class="py-lineno"> 25</tt>  <tt class="py-line"><tt class="py-docstring">       &gt;&gt;&gt; x = v.get()</tt> </tt>
<a name="L26"></a><tt class="py-lineno"> 26</tt>  <tt class="py-line"><tt class="py-docstring">       &gt;&gt;&gt; v.set (x)</tt> </tt>
<a name="L27"></a><tt class="py-lineno"> 27</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L28"></a><tt class="py-lineno"> 28</tt>  <tt class="py-line"><tt class="py-docstring">    Traced variables may hold arrays:</tt> </tt>
<a name="L29"></a><tt class="py-lineno"> 29</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L30"></a><tt class="py-lineno"> 30</tt>  <tt class="py-line"><tt class="py-docstring">       &gt;&gt;&gt; v[0] = 'xxx'</tt> </tt>
<a name="L31"></a><tt class="py-lineno"> 31</tt>  <tt class="py-line"><tt class="py-docstring">       &gt;&gt;&gt; x = v[1]</tt> </tt>
<a name="L32"></a><tt class="py-lineno"> 32</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L33"></a><tt class="py-lineno"> 33</tt>  <tt class="py-line"><tt class="py-docstring">    To register a callback use the 'trace' method:</tt> </tt>
<a name="L34"></a><tt class="py-lineno"> 34</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L35"></a><tt class="py-lineno"> 35</tt>  <tt class="py-line"><tt class="py-docstring">       &gt;&gt;&gt; tracer_obj = v.trace ( mode, callback )</tt> </tt>
<a name="L36"></a><tt class="py-lineno"> 36</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L37"></a><tt class="py-lineno"> 37</tt>  <tt class="py-line"><tt class="py-docstring">    Where mode is 'r', 'w' or 'rw' and callback is the callback function with this signature:</tt> </tt>
<a name="L38"></a><tt class="py-lineno"> 38</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L39"></a><tt class="py-lineno"> 39</tt>  <tt class="py-line"><tt class="py-docstring">       def _callback ( action, value, variable, index )</tt> </tt>
<a name="L40"></a><tt class="py-lineno"> 40</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L41"></a><tt class="py-lineno"> 41</tt>  <tt class="py-line"><tt class="py-docstring">    where: </tt> </tt>
<a name="L42"></a><tt class="py-lineno"> 42</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L43"></a><tt class="py-lineno"> 43</tt>  <tt class="py-line"><tt class="py-docstring">         - B{action} is 'r' or 'w' depending on the action that caused the callback to be fired,</tt> </tt>
<a name="L44"></a><tt class="py-lineno"> 44</tt>  <tt class="py-line"><tt class="py-docstring">         - B{value} is the new value of the variable</tt> </tt>
<a name="L45"></a><tt class="py-lineno"> 45</tt>  <tt class="py-line"><tt class="py-docstring">         - B{variable} is the variable :)</tt> </tt>
<a name="L46"></a><tt class="py-lineno"> 46</tt>  <tt class="py-line"><tt class="py-docstring">         - B{index} is the index of the item changed if the variable holds an array. If index is None</tt> </tt>
<a name="L47"></a><tt class="py-lineno"> 47</tt>  <tt class="py-line"><tt class="py-docstring">              then either the variable is not an array or the entire value was changed (not just one</tt> </tt>
<a name="L48"></a><tt class="py-lineno"> 48</tt>  <tt class="py-line"><tt class="py-docstring">              item).</tt> </tt>
<a name="L49"></a><tt class="py-lineno"> 49</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L50"></a><tt class="py-lineno"> 50</tt>  <tt class="py-line"><tt class="py-docstring">    B{v.trace} returns a Tracer object, which is a callable wrapper for the callback function  </tt> </tt>
<a name="L51"></a><tt class="py-lineno"> 51</tt>  <tt class="py-line"><tt class="py-docstring">    supporting 'freeze' and 'thaw' methods, and may be unregistered with a call to the 'untrace'</tt> </tt>
<a name="L52"></a><tt class="py-lineno"> 52</tt>  <tt class="py-line"><tt class="py-docstring">    method.</tt> </tt>
<a name="L53"></a><tt class="py-lineno"> 53</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L54"></a><tt class="py-lineno"> 54</tt>  <tt class="py-line"><tt class="py-docstring">    A callback function may raise VariableCancel which stops processing the current event, and</tt> </tt>
<a name="L55"></a><tt class="py-lineno"> 55</tt>  <tt class="py-line"><tt class="py-docstring">    when the current operation is a write, resets the value. (NOT YET IMPLEMENTED)</tt> </tt>
<a name="L56"></a><tt class="py-lineno"> 56</tt>  <tt class="py-line"><tt class="py-docstring">       </tt> </tt>
<a name="L57"></a><tt class="py-lineno"> 57</tt>  <tt class="py-line"><tt class="py-docstring">       &gt;&gt;&gt; tracer_obj.untrace()    </tt> </tt>
<a name="L58"></a><tt class="py-lineno"> 58</tt>  <tt class="py-line"><tt class="py-docstring">       </tt> </tt>
<a name="L59"></a><tt class="py-lineno"> 59</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="TracedVariable.Tracer"></a><div id="TracedVariable.Tracer-def"><a name="L60"></a><tt class="py-lineno"> 60</tt> <a class="py-toggle" href="#" id="TracedVariable.Tracer-toggle" onclick="return toggle('TracedVariable.Tracer');">-</a><tt class="py-line">    <tt class="py-keyword">class</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable.Tracer-class.html">Tracer</a><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.Tracer-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.Tracer-expanded"><a name="L61"></a><tt class="py-lineno"> 61</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L62"></a><tt class="py-lineno"> 62</tt>  <tt class="py-line"><tt class="py-docstring">        A wrapped callback function for traced variables.</tt> </tt>
<a name="L63"></a><tt class="py-lineno"> 63</tt>  <tt class="py-line"><tt class="py-docstring">        Do not create directly, instead use var.trace() and var.untrace()</tt> </tt>
<a name="L64"></a><tt class="py-lineno"> 64</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L65"></a><tt class="py-lineno"> 65</tt>  <tt class="py-line">        <tt id="link-4" class="py-name" targets="Variable ProvCon.func.variables.TracedVariable.Tracer.W=ProvCon.func.variables.TracedVariable.Tracer-class.html#W"><a title="ProvCon.func.variables.TracedVariable.Tracer.W" class="py-name" href="#" onclick="return doclink('link-4', 'W', 'link-4');">W</a></tt> <tt class="py-op">=</tt> <tt class="py-string">'w'</tt> </tt>
<a name="L66"></a><tt class="py-lineno"> 66</tt>  <tt class="py-line">        <tt id="link-5" class="py-name" targets="Variable ProvCon.func.variables.TracedVariable.Tracer.R=ProvCon.func.variables.TracedVariable.Tracer-class.html#R"><a title="ProvCon.func.variables.TracedVariable.Tracer.R" class="py-name" href="#" onclick="return doclink('link-5', 'R', 'link-5');">R</a></tt> <tt class="py-op">=</tt> <tt class="py-string">'r'</tt> </tt>
<a name="L67"></a><tt class="py-lineno"> 67</tt>  <tt class="py-line">        <tt id="link-6" class="py-name" targets="Variable ProvCon.func.variables.TracedVariable.Tracer.RW=ProvCon.func.variables.TracedVariable.Tracer-class.html#RW"><a title="ProvCon.func.variables.TracedVariable.Tracer.RW" class="py-name" href="#" onclick="return doclink('link-6', 'RW', 'link-6');">RW</a></tt> <tt class="py-op">=</tt> <tt class="py-string">'rw'</tt> </tt>
<a name="L68"></a><tt class="py-lineno"> 68</tt>  <tt class="py-line">         </tt>
<a name="TracedVariable.Tracer.__init__"></a><div id="TracedVariable.Tracer.__init__-def"><a name="L69"></a><tt class="py-lineno"> 69</tt> <a class="py-toggle" href="#" id="TracedVariable.Tracer.__init__-toggle" onclick="return toggle('TracedVariable.Tracer.__init__');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable.Tracer-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">variable</tt><tt class="py-op">,</tt> <tt class="py-param">mode</tt><tt class="py-op">,</tt> <tt class="py-param">callback</tt><tt class="py-op">,</tt> <tt class="py-param">name</tt> <tt class="py-op">=</tt> <tt class="py-string">""</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.Tracer.__init__-collapsed" style="display:none;" pad="+++" indent="++++++++++++++++"></div><div id="TracedVariable.Tracer.__init__-expanded"><a name="L70"></a><tt class="py-lineno"> 70</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-7" class="py-name" targets="Variable ProvCon.dbui.abstractui.fields.BaseFieldEditor.variable=ProvCon.dbui.abstractui.fields.BaseFieldEditor-class.html#variable"><a title="ProvCon.dbui.abstractui.fields.BaseFieldEditor.variable" class="py-name" href="#" onclick="return doclink('link-7', 'variable', 'link-7');">variable</a></tt> <tt class="py-op">=</tt> <tt id="link-8" class="py-name"><a title="ProvCon.dbui.abstractui.fields.BaseFieldEditor.variable" class="py-name" href="#" onclick="return doclink('link-8', 'variable', 'link-7');">variable</a></tt> </tt>
<a name="L71"></a><tt class="py-lineno"> 71</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">mode</tt> <tt class="py-op">=</tt> <tt class="py-name">mode</tt>             </tt>
<a name="L72"></a><tt class="py-lineno"> 72</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">name</tt> <tt class="py-op">=</tt> <tt class="py-name">name</tt>    <tt class="py-comment">#naming callbacks simplifies debugging</tt> </tt>
<a name="L73"></a><tt class="py-lineno"> 73</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">callback</tt> <tt class="py-op">=</tt> <tt class="py-name">callback</tt> </tt>
<a name="L74"></a><tt class="py-lineno"> 74</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-9" class="py-name"><a title="ProvCon.dbui.abstractui.fields.BaseFieldEditor.variable" class="py-name" href="#" onclick="return doclink('link-9', 'variable', 'link-7');">variable</a></tt><tt class="py-op">.</tt><tt id="link-10" class="py-name" targets="Method ProvCon.func.variables.TracedVariable._append_tracer()=ProvCon.func.variables.TracedVariable-class.html#_append_tracer"><a title="ProvCon.func.variables.TracedVariable._append_tracer" class="py-name" href="#" onclick="return doclink('link-10', '_append_tracer', 'link-10');">_append_tracer</a></tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">)</tt> </tt>
<a name="L75"></a><tt class="py-lineno"> 75</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">frozen</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
</div><a name="L76"></a><tt class="py-lineno"> 76</tt>  <tt class="py-line">             </tt>
<a name="TracedVariable.Tracer.__repr__"></a><div id="TracedVariable.Tracer.__repr__-def"><a name="L77"></a><tt class="py-lineno"> 77</tt> <a class="py-toggle" href="#" id="TracedVariable.Tracer.__repr__-toggle" onclick="return toggle('TracedVariable.Tracer.__repr__');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable.Tracer-class.html#__repr__">__repr__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.Tracer.__repr__-collapsed" style="display:none;" pad="+++" indent="++++++++++++++++"></div><div id="TracedVariable.Tracer.__repr__-expanded"><a name="L78"></a><tt class="py-lineno"> 78</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt class="py-string">"&lt;Tracer '"</tt> <tt class="py-op">+</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">mode</tt> <tt class="py-op">+</tt> <tt class="py-string">"' of "</tt> <tt class="py-op">+</tt> <tt class="py-name">str</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-11" class="py-name"><a title="ProvCon.dbui.abstractui.fields.BaseFieldEditor.variable" class="py-name" href="#" onclick="return doclink('link-11', 'variable', 'link-7');">variable</a></tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-string">" '"</tt> <tt class="py-op">+</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">name</tt> <tt class="py-op">+</tt> <tt class="py-string">"' (%x)&gt;"</tt> <tt class="py-op">%</tt> <tt class="py-name">id</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">)</tt> </tt>
</div><a name="L79"></a><tt class="py-lineno"> 79</tt>  <tt class="py-line"> </tt>
<a name="TracedVariable.Tracer.untrace"></a><div id="TracedVariable.Tracer.untrace-def"><a name="L80"></a><tt class="py-lineno"> 80</tt> <a class="py-toggle" href="#" id="TracedVariable.Tracer.untrace-toggle" onclick="return toggle('TracedVariable.Tracer.untrace');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable.Tracer-class.html#untrace">untrace</a> <tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.Tracer.untrace-collapsed" style="display:none;" pad="+++" indent="++++++++++++++++"></div><div id="TracedVariable.Tracer.untrace-expanded"><a name="L81"></a><tt class="py-lineno"> 81</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-12" class="py-name"><a title="ProvCon.dbui.abstractui.fields.BaseFieldEditor.variable" class="py-name" href="#" onclick="return doclink('link-12', 'variable', 'link-7');">variable</a></tt><tt class="py-op">.</tt><tt id="link-13" class="py-name" targets="Method ProvCon.func.variables.TracedVariable.Tracer.untrace()=ProvCon.func.variables.TracedVariable.Tracer-class.html#untrace,Method ProvCon.func.variables.TracedVariable.untrace()=ProvCon.func.variables.TracedVariable-class.html#untrace"><a title="ProvCon.func.variables.TracedVariable.Tracer.untrace
ProvCon.func.variables.TracedVariable.untrace" class="py-name" href="#" onclick="return doclink('link-13', 'untrace', 'link-13');">untrace</a></tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">)</tt> </tt>
</div><a name="L82"></a><tt class="py-lineno"> 82</tt>  <tt class="py-line">         </tt>
<a name="TracedVariable.Tracer.__del__"></a><div id="TracedVariable.Tracer.__del__-def"><a name="L83"></a><tt class="py-lineno"> 83</tt> <a class="py-toggle" href="#" id="TracedVariable.Tracer.__del__-toggle" onclick="return toggle('TracedVariable.Tracer.__del__');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable.Tracer-class.html#__del__">__del__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt>             </tt>
</div><a name="L84"></a><tt class="py-lineno"> 84</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-14" class="py-name"><a title="ProvCon.dbui.abstractui.fields.BaseFieldEditor.variable" class="py-name" href="#" onclick="return doclink('link-14', 'variable', 'link-7');">variable</a></tt><tt class="py-op">.</tt><tt id="link-15" class="py-name"><a title="ProvCon.func.variables.TracedVariable.Tracer.untrace
ProvCon.func.variables.TracedVariable.untrace" class="py-name" href="#" onclick="return doclink('link-15', 'untrace', 'link-13');">untrace</a></tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">)</tt> </tt>
</div><a name="L85"></a><tt class="py-lineno"> 85</tt>  <tt class="py-line">             </tt>
<a name="TracedVariable.Tracer.__call__"></a><div id="TracedVariable.Tracer.__call__-def"><a name="L86"></a><tt class="py-lineno"> 86</tt> <a class="py-toggle" href="#" id="TracedVariable.Tracer.__call__-toggle" onclick="return toggle('TracedVariable.Tracer.__call__');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable.Tracer-class.html#__call__">__call__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">action</tt><tt class="py-op">,</tt> <tt class="py-param">value</tt><tt class="py-op">,</tt> <tt class="py-param">var</tt><tt class="py-op">=</tt><tt class="py-name">None</tt><tt class="py-op">,</tt> <tt class="py-param">idx</tt><tt class="py-op">=</tt><tt class="py-name">None</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.Tracer.__call__-collapsed" style="display:none;" pad="+++" indent="++++++++++++++++"></div><div id="TracedVariable.Tracer.__call__-expanded"><a name="L87"></a><tt class="py-lineno"> 87</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">frozen</tt><tt class="py-op">:</tt> </tt>
<a name="L88"></a><tt class="py-lineno"> 88</tt>  <tt class="py-line">                <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">callback</tt> <tt class="py-op">(</tt> <tt id="link-16" class="py-name" targets="Function ProvCon.ui.action()=ProvCon.ui-module.html#action"><a title="ProvCon.ui.action" class="py-name" href="#" onclick="return doclink('link-16', 'action', 'link-16');">action</a></tt><tt class="py-op">,</tt> <tt id="link-17" class="py-name" targets="Variable ProvCon.docsis.compiler.encoder.tlv.value=ProvCon.docsis.compiler.encoder.tlv-class.html#value,Method ProvCon.docsis.compiler.encoder.tlv_multipart.value()=ProvCon.docsis.compiler.encoder.tlv_multipart-class.html#value"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-17', 'value', 'link-17');">value</a></tt><tt class="py-op">,</tt> <tt class="py-name">var</tt><tt class="py-op">,</tt> <tt class="py-name">idx</tt> <tt class="py-op">)</tt> </tt>
</div><a name="L89"></a><tt class="py-lineno"> 89</tt>  <tt class="py-line">         </tt>
<a name="TracedVariable.Tracer.freeze"></a><div id="TracedVariable.Tracer.freeze-def"><a name="L90"></a><tt class="py-lineno"> 90</tt> <a class="py-toggle" href="#" id="TracedVariable.Tracer.freeze-toggle" onclick="return toggle('TracedVariable.Tracer.freeze');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable.Tracer-class.html#freeze">freeze</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">frozen</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
</div><a name="TracedVariable.Tracer.thaw"></a><div id="TracedVariable.Tracer.thaw-def"><a name="L91"></a><tt class="py-lineno"> 91</tt> <a class="py-toggle" href="#" id="TracedVariable.Tracer.thaw-toggle" onclick="return toggle('TracedVariable.Tracer.thaw');">-</a><tt class="py-line">        <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable.Tracer-class.html#thaw">thaw</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">frozen</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
</div></div><a name="L92"></a><tt class="py-lineno"> 92</tt>  <tt class="py-line">             </tt>
<a name="L93"></a><tt class="py-lineno"> 93</tt>  <tt class="py-line">             </tt>
<a name="TracedVariable.__init__"></a><div id="TracedVariable.__init__-def"><a name="L94"></a><tt class="py-lineno"> 94</tt> <a class="py-toggle" href="#" id="TracedVariable.__init__-toggle" onclick="return toggle('TracedVariable.__init__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-op">**</tt><tt class="py-param">kkw</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.__init__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.__init__-expanded"><a name="L95"></a><tt class="py-lineno"> 95</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tracers</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt> <tt class="py-string">'r'</tt> <tt class="py-op">:</tt> <tt id="link-18" class="py-name" targets="Method ProvCon.func.variables.TracedVariable.set()=ProvCon.func.variables.TracedVariable-class.html#set"><a title="ProvCon.func.variables.TracedVariable.set" class="py-name" href="#" onclick="return doclink('link-18', 'set', 'link-18');">set</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-string">'w'</tt> <tt class="py-op">:</tt> <tt id="link-19" class="py-name"><a title="ProvCon.func.variables.TracedVariable.set" class="py-name" href="#" onclick="return doclink('link-19', 'set', 'link-18');">set</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">}</tt>         </tt>
<a name="L96"></a><tt class="py-lineno"> 96</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-20" class="py-name"><a title="ProvCon.func.variables.TracedVariable.set" class="py-name" href="#" onclick="return doclink('link-20', 'set', 'link-18');">set</a></tt> <tt class="py-op">=</tt> <tt id="link-21" class="py-name"><a title="ProvCon.func.decorators.singleentry" class="py-name" href="#" onclick="return doclink('link-21', 'singleentry', 'link-2');">singleentry</a></tt> <tt class="py-op">(</tt> <tt class="py-name">False</tt> <tt class="py-op">)</tt> <tt class="py-op">(</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-22" class="py-name"><a title="ProvCon.func.variables.TracedVariable.set" class="py-name" href="#" onclick="return doclink('link-22', 'set', 'link-18');">set</a></tt> <tt class="py-op">)</tt> </tt>
<a name="L97"></a><tt class="py-lineno"> 97</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-23" class="py-name" targets="Method ProvCon.docsis.compiler.encoder.tlv_multipart.__setitem__()=ProvCon.docsis.compiler.encoder.tlv_multipart-class.html#__setitem__,Method ProvCon.func.variables.TracedVariable.__setitem__()=ProvCon.func.variables.TracedVariable-class.html#__setitem__"><a title="ProvCon.docsis.compiler.encoder.tlv_multipart.__setitem__
ProvCon.func.variables.TracedVariable.__setitem__" class="py-name" href="#" onclick="return doclink('link-23', '__setitem__', 'link-23');">__setitem__</a></tt> <tt class="py-op">=</tt> <tt id="link-24" class="py-name"><a title="ProvCon.func.decorators.singleentry" class="py-name" href="#" onclick="return doclink('link-24', 'singleentry', 'link-2');">singleentry</a></tt> <tt class="py-op">(</tt> <tt class="py-name">False</tt> <tt class="py-op">)</tt> <tt class="py-op">(</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-25" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv_multipart.__setitem__
ProvCon.func.variables.TracedVariable.__setitem__" class="py-name" href="#" onclick="return doclink('link-25', '__setitem__', 'link-23');">__setitem__</a></tt> <tt class="py-op">)</tt> </tt>
<a name="L98"></a><tt class="py-lineno"> 98</tt>  <tt class="py-line">         </tt>
<a name="L99"></a><tt class="py-lineno"> 99</tt>  <tt class="py-line">        <tt class="py-comment">#tracers registered while a write operation is in progress, are queued in pending_tracers</tt> </tt>
<a name="L100"></a><tt class="py-lineno">100</tt>  <tt class="py-line">        <tt class="py-comment">#and activated after the write operation is done</tt> </tt>
<a name="L101"></a><tt class="py-lineno">101</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pending_tracers</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L102"></a><tt class="py-lineno">102</tt>  <tt class="py-line"> </tt>
<a name="L103"></a><tt class="py-lineno">103</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">frozen_callbacks</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L104"></a><tt class="py-lineno">104</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-26" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-26', 'value', 'link-17');">value</a></tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt> </tt>
<a name="L105"></a><tt class="py-lineno">105</tt>  <tt class="py-line">         </tt>
<a name="L106"></a><tt class="py-lineno">106</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">name</tt> <tt class="py-op">=</tt> <tt class="py-string">"TracedVariable("</tt> <tt class="py-op">+</tt> <tt class="py-name">str</tt><tt class="py-op">(</tt><tt class="py-name">kkw</tt><tt class="py-op">.</tt><tt id="link-27" class="py-name" targets="Method ProvCon.dbui.orm.recordsearch.OIDSearchList.get()=ProvCon.dbui.orm.recordsearch.OIDSearchList-class.html#get,Method ProvCon.func.variables.TracedVariable.get()=ProvCon.func.variables.TracedVariable-class.html#get"><a title="ProvCon.dbui.orm.recordsearch.OIDSearchList.get
ProvCon.func.variables.TracedVariable.get" class="py-name" href="#" onclick="return doclink('link-27', 'get', 'link-27');">get</a></tt><tt class="py-op">(</tt><tt class="py-string">"name"</tt><tt class="py-op">,</tt> <tt class="py-name">hash</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-string">")"</tt> </tt>
</div><a name="L107"></a><tt class="py-lineno">107</tt>  <tt class="py-line"> </tt>
<a name="TracedVariable._append_tracer"></a><div id="TracedVariable._append_tracer-def"><a name="L108"></a><tt class="py-lineno">108</tt> <a class="py-toggle" href="#" id="TracedVariable._append_tracer-toggle" onclick="return toggle('TracedVariable._append_tracer');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#_append_tracer">_append_tracer</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">tracer</tt><tt class="py-op">,</tt> <tt class="py-param">ignore_reentry</tt><tt class="py-op">=</tt><tt class="py-name">False</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable._append_tracer-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable._append_tracer-expanded"><a name="L109"></a><tt class="py-lineno">109</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L110"></a><tt class="py-lineno">110</tt>  <tt class="py-line"><tt class="py-docstring">        Register a tracer object. Do NOT call directly, is called by Tracer.__init__</tt> </tt>
<a name="L111"></a><tt class="py-lineno">111</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L112"></a><tt class="py-lineno">112</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">ignore_reentry</tt> <tt class="py-keyword">and</tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-28" class="py-name"><a title="ProvCon.func.variables.TracedVariable.set" class="py-name" href="#" onclick="return doclink('link-28', 'set', 'link-18');">set</a></tt><tt class="py-op">.</tt><tt class="py-name">entered</tt> <tt class="py-keyword">or</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-29" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv_multipart.__setitem__
ProvCon.func.variables.TracedVariable.__setitem__" class="py-name" href="#" onclick="return doclink('link-29', '__setitem__', 'link-23');">__setitem__</a></tt><tt class="py-op">.</tt><tt class="py-name">entered</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L113"></a><tt class="py-lineno">113</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pending_tracers</tt><tt class="py-op">.</tt><tt id="link-30" class="py-name" targets="Method ProvCon.docsis.compiler.encoder.tlv_multipart.append()=ProvCon.docsis.compiler.encoder.tlv_multipart-class.html#append"><a title="ProvCon.docsis.compiler.encoder.tlv_multipart.append" class="py-name" href="#" onclick="return doclink('link-30', 'append', 'link-30');">append</a></tt> <tt class="py-op">(</tt><tt class="py-name">tracer</tt><tt class="py-op">)</tt> </tt>
<a name="L114"></a><tt class="py-lineno">114</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> </tt>
<a name="L115"></a><tt class="py-lineno">115</tt>  <tt class="py-line">        <tt class="py-keyword">for</tt> <tt class="py-name">m</tt> <tt class="py-keyword">in</tt> <tt class="py-name">tracer</tt><tt class="py-op">.</tt><tt class="py-name">mode</tt><tt class="py-op">:</tt> </tt>
<a name="L116"></a><tt class="py-lineno">116</tt>  <tt class="py-line">            <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L117"></a><tt class="py-lineno">117</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tracers</tt><tt class="py-op">[</tt><tt class="py-name">m</tt><tt class="py-op">]</tt><tt class="py-op">.</tt><tt class="py-name">add</tt> <tt class="py-op">(</tt> <tt class="py-name">tracer</tt> <tt class="py-op">)</tt> </tt>
<a name="L118"></a><tt class="py-lineno">118</tt>  <tt class="py-line">            <tt class="py-keyword">except</tt> <tt class="py-name">KeyError</tt><tt class="py-op">:</tt> </tt>
<a name="L119"></a><tt class="py-lineno">119</tt>  <tt class="py-line">                <tt class="py-keyword">raise</tt> <tt id="link-31" class="py-name" targets="Class ProvCon.func.variables.VariableError=ProvCon.func.variables.VariableError-class.html"><a title="ProvCon.func.variables.VariableError" class="py-name" href="#" onclick="return doclink('link-31', 'VariableError', 'link-31');">VariableError</a></tt> <tt class="py-op">(</tt> <tt class="py-string">"Invalid tracing mode: '%s'"</tt> <tt class="py-op">%</tt> <tt class="py-name">m</tt> <tt class="py-op">)</tt>     </tt>
</div><a name="L120"></a><tt class="py-lineno">120</tt>  <tt class="py-line">     </tt>
<a name="TracedVariable.get"></a><div id="TracedVariable.get-def"><a name="L121"></a><tt class="py-lineno">121</tt> <a class="py-toggle" href="#" id="TracedVariable.get-toggle" onclick="return toggle('TracedVariable.get');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#get">get</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.get-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.get-expanded"><a name="L122"></a><tt class="py-lineno">122</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L123"></a><tt class="py-lineno">123</tt>  <tt class="py-line"><tt class="py-docstring">        Get current value of the variable.</tt> </tt>
<a name="L124"></a><tt class="py-lineno">124</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L125"></a><tt class="py-lineno">125</tt>  <tt class="py-line">        <tt class="py-keyword">for</tt> <tt class="py-name">t</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tracers</tt><tt class="py-op">[</tt><tt class="py-string">'r'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> <tt class="py-name">t</tt><tt class="py-op">(</tt> <tt class="py-string">'r'</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-32" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-32', 'value', 'link-17');">value</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt> <tt class="py-op">)</tt> </tt>
<a name="L126"></a><tt class="py-lineno">126</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-33" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-33', 'value', 'link-17');">value</a></tt> </tt>
</div><a name="L127"></a><tt class="py-lineno">127</tt>  <tt class="py-line"> </tt>
<a name="TracedVariable.__setitem__"></a><div id="TracedVariable.__setitem__-def"><a name="L128"></a><tt class="py-lineno">128</tt> <a class="py-toggle" href="#" id="TracedVariable.__setitem__-toggle" onclick="return toggle('TracedVariable.__setitem__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#__setitem__">__setitem__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">itemidx</tt><tt class="py-op">,</tt> <tt class="py-param">itemvalue</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.__setitem__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.__setitem__-expanded"><a name="L129"></a><tt class="py-lineno">129</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L130"></a><tt class="py-lineno">130</tt>  <tt class="py-line"><tt class="py-docstring">        Set subitem value if the hel value is an array.</tt> </tt>
<a name="L131"></a><tt class="py-lineno">131</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L132"></a><tt class="py-lineno">132</tt>  <tt class="py-line"><tt class="py-docstring">        Otherwise do nothing.</tt> </tt>
<a name="L133"></a><tt class="py-lineno">133</tt>  <tt class="py-line"><tt class="py-docstring">        @type itemidx: int</tt> </tt>
<a name="L134"></a><tt class="py-lineno">134</tt>  <tt class="py-line"><tt class="py-docstring">        @type itemvalue: object</tt> </tt>
<a name="L135"></a><tt class="py-lineno">135</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L136"></a><tt class="py-lineno">136</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-op">(</tt><tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-34" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-34', 'value', 'link-17');">value</a></tt><tt class="py-op">,</tt> <tt class="py-op">(</tt><tt class="py-name">list</tt><tt class="py-op">,</tt> <tt class="py-name">tuple</tt><tt class="py-op">,</tt> <tt class="py-name">dict</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L137"></a><tt class="py-lineno">137</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt>                 </tt>
<a name="L138"></a><tt class="py-lineno">138</tt>  <tt class="py-line">        <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L139"></a><tt class="py-lineno">139</tt>  <tt class="py-line">            <tt class="py-name">item</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-35" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-35', 'value', 'link-17');">value</a></tt><tt class="py-op">[</tt><tt class="py-name">itemidx</tt><tt class="py-op">]</tt> </tt>
<a name="L140"></a><tt class="py-lineno">140</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">frozen_callbacks</tt><tt class="py-op">:</tt> </tt>
<a name="L141"></a><tt class="py-lineno">141</tt>  <tt class="py-line">                <tt class="py-keyword">for</tt> <tt class="py-name">t</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tracers</tt><tt class="py-op">[</tt><tt class="py-string">'w'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> <tt class="py-name">t</tt><tt class="py-op">(</tt> <tt class="py-string">'w'</tt><tt class="py-op">,</tt> <tt class="py-name">itemvalue</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">,</tt> <tt class="py-name">itemidx</tt> <tt class="py-op">)</tt> </tt>
<a name="L142"></a><tt class="py-lineno">142</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-36" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-36', 'value', 'link-17');">value</a></tt><tt class="py-op">[</tt><tt class="py-name">itemidx</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">itemvalue</tt> </tt>
<a name="L143"></a><tt class="py-lineno">143</tt>  <tt class="py-line">            <tt class="py-comment">##Add tracers added while current tracers were iterated</tt> </tt>
<a name="L144"></a><tt class="py-lineno">144</tt>  <tt class="py-line">            <tt class="py-keyword">for</tt> <tt class="py-name">t</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pending_tracers</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-37" class="py-name"><a title="ProvCon.func.variables.TracedVariable._append_tracer" class="py-name" href="#" onclick="return doclink('link-37', '_append_tracer', 'link-10');">_append_tracer</a></tt><tt class="py-op">(</tt><tt class="py-name">t</tt><tt class="py-op">,</tt> <tt class="py-name">True</tt><tt class="py-op">)</tt> </tt>
<a name="L145"></a><tt class="py-lineno">145</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pending_tracers</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L146"></a><tt class="py-lineno">146</tt>  <tt class="py-line">        <tt class="py-keyword">except</tt> <tt class="py-name">KeyError</tt><tt class="py-op">:</tt> </tt>
<a name="L147"></a><tt class="py-lineno">147</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> </tt>
</div><a name="L148"></a><tt class="py-lineno">148</tt>  <tt class="py-line"> </tt>
<a name="TracedVariable.__getitem__"></a><div id="TracedVariable.__getitem__-def"><a name="L149"></a><tt class="py-lineno">149</tt> <a class="py-toggle" href="#" id="TracedVariable.__getitem__-toggle" onclick="return toggle('TracedVariable.__getitem__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#__getitem__">__getitem__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">itemidx</tt><tt class="py-op">,</tt> <tt class="py-param">itemvalue</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.__getitem__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.__getitem__-expanded"><a name="L150"></a><tt class="py-lineno">150</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-op">(</tt><tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-38" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-38', 'value', 'link-17');">value</a></tt><tt class="py-op">,</tt> <tt class="py-op">(</tt><tt class="py-name">list</tt><tt class="py-op">,</tt> <tt class="py-name">tuple</tt><tt class="py-op">,</tt> <tt class="py-name">dict</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L151"></a><tt class="py-lineno">151</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt class="py-name">None</tt> </tt>
<a name="L152"></a><tt class="py-lineno">152</tt>  <tt class="py-line">         </tt>
<a name="L153"></a><tt class="py-lineno">153</tt>  <tt class="py-line">        <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L154"></a><tt class="py-lineno">154</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-39" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-39', 'value', 'link-17');">value</a></tt><tt class="py-op">[</tt><tt class="py-name">itemidx</tt><tt class="py-op">]</tt> </tt>
<a name="L155"></a><tt class="py-lineno">155</tt>  <tt class="py-line">        <tt class="py-keyword">except</tt> <tt class="py-name">KeyError</tt><tt class="py-op">:</tt> </tt>
<a name="L156"></a><tt class="py-lineno">156</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt class="py-name">None</tt> </tt>
</div><a name="L157"></a><tt class="py-lineno">157</tt>  <tt class="py-line">         </tt>
<a name="TracedVariable.set"></a><div id="TracedVariable.set-def"><a name="L158"></a><tt class="py-lineno">158</tt> <a class="py-toggle" href="#" id="TracedVariable.set-toggle" onclick="return toggle('TracedVariable.set');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#set">set</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">value</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.set-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.set-expanded"><a name="L159"></a><tt class="py-lineno">159</tt>  <tt class="py-line">        <tt class="py-docstring">"""Set variable value"""</tt> </tt>
<a name="L160"></a><tt class="py-lineno">160</tt>  <tt class="py-line">        <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L161"></a><tt class="py-lineno">161</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-40" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-40', 'value', 'link-17');">value</a></tt> <tt class="py-op">=</tt> <tt id="link-41" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-41', 'value', 'link-17');">value</a></tt> </tt>
<a name="L162"></a><tt class="py-lineno">162</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">frozen_callbacks</tt><tt class="py-op">:</tt> </tt>
<a name="L163"></a><tt class="py-lineno">163</tt>  <tt class="py-line">                <tt class="py-keyword">for</tt> <tt class="py-name">t</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tracers</tt><tt class="py-op">[</tt><tt class="py-string">'w'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> <tt class="py-name">t</tt><tt class="py-op">(</tt> <tt class="py-string">'w'</tt><tt class="py-op">,</tt> <tt id="link-42" class="py-name"><a title="ProvCon.docsis.compiler.encoder.tlv.value
ProvCon.docsis.compiler.encoder.tlv_multipart.value" class="py-name" href="#" onclick="return doclink('link-42', 'value', 'link-17');">value</a></tt><tt class="py-op">,</tt> <tt class="py-name">self</tt> <tt class="py-op">)</tt>             </tt>
<a name="L164"></a><tt class="py-lineno">164</tt>  <tt class="py-line">            <tt class="py-comment">##Add tracers added while current tracers were iterated</tt> </tt>
<a name="L165"></a><tt class="py-lineno">165</tt>  <tt class="py-line">            <tt class="py-keyword">for</tt> <tt class="py-name">t</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pending_tracers</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-43" class="py-name"><a title="ProvCon.func.variables.TracedVariable._append_tracer" class="py-name" href="#" onclick="return doclink('link-43', '_append_tracer', 'link-10');">_append_tracer</a></tt><tt class="py-op">(</tt><tt class="py-name">t</tt><tt class="py-op">,</tt> <tt class="py-name">True</tt><tt class="py-op">)</tt> </tt>
<a name="L166"></a><tt class="py-lineno">166</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pending_tracers</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L167"></a><tt class="py-lineno">167</tt>  <tt class="py-line">        <tt class="py-keyword">except</tt> <tt id="link-44" class="py-name" targets="Class ProvCon.func.variables.VariableCancel=ProvCon.func.variables.VariableCancel-class.html"><a title="ProvCon.func.variables.VariableCancel" class="py-name" href="#" onclick="return doclink('link-44', 'VariableCancel', 'link-44');">VariableCancel</a></tt><tt class="py-op">:</tt> </tt>
<a name="L168"></a><tt class="py-lineno">168</tt>  <tt class="py-line">            <tt class="py-keyword">pass</tt> </tt>
</div><a name="L169"></a><tt class="py-lineno">169</tt>  <tt class="py-line">         </tt>
<a name="L170"></a><tt class="py-lineno">170</tt>  <tt class="py-line">     </tt>
<a name="TracedVariable.trace"></a><div id="TracedVariable.trace-def"><a name="L171"></a><tt class="py-lineno">171</tt> <a class="py-toggle" href="#" id="TracedVariable.trace-toggle" onclick="return toggle('TracedVariable.trace');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#trace">trace</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">mode</tt><tt class="py-op">,</tt> <tt class="py-param">callback</tt><tt class="py-op">,</tt> <tt class="py-op">**</tt><tt class="py-param">kkw</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.trace-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.trace-expanded"><a name="L172"></a><tt class="py-lineno">172</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L173"></a><tt class="py-lineno">173</tt>  <tt class="py-line"><tt class="py-docstring">        Create, register and return a new Tracer object.</tt> </tt>
<a name="L174"></a><tt class="py-lineno">174</tt>  <tt class="py-line"><tt class="py-docstring">        @type mode: str</tt> </tt>
<a name="L175"></a><tt class="py-lineno">175</tt>  <tt class="py-line"><tt class="py-docstring">        @param mode: 'r', 'w' or 'rw'</tt> </tt>
<a name="L176"></a><tt class="py-lineno">176</tt>  <tt class="py-line"><tt class="py-docstring">        @type callback: callable</tt> </tt>
<a name="L177"></a><tt class="py-lineno">177</tt>  <tt class="py-line"><tt class="py-docstring">        @param callback: callback function tracing variable changes</tt> </tt>
<a name="L178"></a><tt class="py-lineno">178</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L179"></a><tt class="py-lineno">179</tt>  <tt class="py-line"><tt class="py-docstring">        @rtype: Tracer        </tt> </tt>
<a name="L180"></a><tt class="py-lineno">180</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L181"></a><tt class="py-lineno">181</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt id="link-45" class="py-name" targets="Class ProvCon.func.variables.TracedVariable=ProvCon.func.variables.TracedVariable-class.html"><a title="ProvCon.func.variables.TracedVariable" class="py-name" href="#" onclick="return doclink('link-45', 'TracedVariable', 'link-45');">TracedVariable</a></tt><tt class="py-op">.</tt><tt id="link-46" class="py-name" targets="Class ProvCon.func.variables.TracedVariable.Tracer=ProvCon.func.variables.TracedVariable.Tracer-class.html"><a title="ProvCon.func.variables.TracedVariable.Tracer" class="py-name" href="#" onclick="return doclink('link-46', 'Tracer', 'link-46');">Tracer</a></tt> <tt class="py-op">(</tt> <tt class="py-name">self</tt><tt class="py-op">,</tt> <tt class="py-name">mode</tt><tt class="py-op">,</tt> <tt class="py-name">callback</tt><tt class="py-op">,</tt> <tt class="py-op">**</tt><tt class="py-name">kkw</tt> <tt class="py-op">)</tt> </tt>
</div><a name="L182"></a><tt class="py-lineno">182</tt>  <tt class="py-line">     </tt>
<a name="TracedVariable.untrace"></a><div id="TracedVariable.untrace-def"><a name="L183"></a><tt class="py-lineno">183</tt> <a class="py-toggle" href="#" id="TracedVariable.untrace-toggle" onclick="return toggle('TracedVariable.untrace');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#untrace">untrace</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">tracer</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.untrace-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.untrace-expanded"><a name="L184"></a><tt class="py-lineno">184</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L185"></a><tt class="py-lineno">185</tt>  <tt class="py-line"><tt class="py-docstring">        Unregister the tracer object. </tt> </tt>
<a name="L186"></a><tt class="py-lineno">186</tt>  <tt class="py-line"><tt class="py-docstring">        Do NOT call directly, gets called by Tracer.untrace.</tt> </tt>
<a name="L187"></a><tt class="py-lineno">187</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L188"></a><tt class="py-lineno">188</tt>  <tt class="py-line">        <tt class="py-keyword">for</tt> <tt class="py-name">m</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tracers</tt><tt class="py-op">:</tt>  </tt>
<a name="L189"></a><tt class="py-lineno">189</tt>  <tt class="py-line">            <tt class="py-keyword">try</tt><tt class="py-op">:</tt>  </tt>
<a name="L190"></a><tt class="py-lineno">190</tt>  <tt class="py-line">                <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tracers</tt><tt class="py-op">[</tt><tt class="py-name">m</tt><tt class="py-op">]</tt><tt class="py-op">.</tt><tt id="link-47" class="py-name" targets="Method ProvCon.func.events.eventemitter.evthook.remove()=ProvCon.func.events.eventemitter.evthook-class.html#remove"><a title="ProvCon.func.events.eventemitter.evthook.remove" class="py-name" href="#" onclick="return doclink('link-47', 'remove', 'link-47');">remove</a></tt><tt class="py-op">(</tt><tt class="py-name">tracer</tt><tt class="py-op">)</tt> </tt>
<a name="L191"></a><tt class="py-lineno">191</tt>  <tt class="py-line">            <tt class="py-keyword">except</tt> <tt class="py-name">KeyError</tt><tt class="py-op">:</tt> </tt>
<a name="L192"></a><tt class="py-lineno">192</tt>  <tt class="py-line">                <tt class="py-keyword">pass</tt> </tt>
</div><a name="L193"></a><tt class="py-lineno">193</tt>  <tt class="py-line"> </tt>
<a name="L194"></a><tt class="py-lineno">194</tt>  <tt class="py-line">    <tt class="py-name">trace_vdelete</tt> <tt class="py-op">=</tt> <tt id="link-48" class="py-name"><a title="ProvCon.func.variables.TracedVariable.Tracer.untrace
ProvCon.func.variables.TracedVariable.untrace" class="py-name" href="#" onclick="return doclink('link-48', 'untrace', 'link-13');">untrace</a></tt> </tt>
<a name="L195"></a><tt class="py-lineno">195</tt>  <tt class="py-line">     </tt>
<a name="TracedVariable.info"></a><div id="TracedVariable.info-def"><a name="L196"></a><tt class="py-lineno">196</tt> <a class="py-toggle" href="#" id="TracedVariable.info-toggle" onclick="return toggle('TracedVariable.info');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#info">info</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.info-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.info-expanded"><a name="L197"></a><tt class="py-lineno">197</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tracers</tt> </tt>
</div><a name="L198"></a><tt class="py-lineno">198</tt>  <tt class="py-line">     </tt>
<a name="L199"></a><tt class="py-lineno">199</tt>  <tt class="py-line">    <tt class="py-name">trace_vinfo</tt> <tt class="py-op">=</tt> <tt id="link-49" class="py-name" targets="Method ProvCon.func.variables.TracedVariable.info()=ProvCon.func.variables.TracedVariable-class.html#info"><a title="ProvCon.func.variables.TracedVariable.info" class="py-name" href="#" onclick="return doclink('link-49', 'info', 'link-49');">info</a></tt> </tt>
<a name="L200"></a><tt class="py-lineno">200</tt>  <tt class="py-line">     </tt>
<a name="TracedVariable.freeze"></a><div id="TracedVariable.freeze-def"><a name="L201"></a><tt class="py-lineno">201</tt> <a class="py-toggle" href="#" id="TracedVariable.freeze-toggle" onclick="return toggle('TracedVariable.freeze');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#freeze">freeze</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">frozen_callbacks</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
</div><a name="TracedVariable.thaw"></a><div id="TracedVariable.thaw-def"><a name="L202"></a><tt class="py-lineno">202</tt> <a class="py-toggle" href="#" id="TracedVariable.thaw-toggle" onclick="return toggle('TracedVariable.thaw');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#thaw">thaw</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">frozen_callbacks</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
</div><a name="L203"></a><tt class="py-lineno">203</tt>  <tt class="py-line">     </tt>
<a name="TracedVariable.__repr__"></a><div id="TracedVariable.__repr__-def"><a name="L204"></a><tt class="py-lineno">204</tt> <a class="py-toggle" href="#" id="TracedVariable.__repr__-toggle" onclick="return toggle('TracedVariable.__repr__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="ProvCon.func.variables.TracedVariable-class.html#__repr__">__repr__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="TracedVariable.__repr__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="TracedVariable.__repr__-expanded"><a name="L205"></a><tt class="py-lineno">205</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">name</tt> </tt>
</div></div><a name="L206"></a><tt class="py-lineno">206</tt>  <tt class="py-line"> </tt><script type="text/javascript">
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